title: Impalpable testis and laparoscopy: when the gonad is not visualized.
mesh_terms: D002648:Child; D003456:Cryptorchidism / Q000175:diagnosis* / Q000601:surgery*; D006801:Humans; D010535:Laparoscopy / Q000379:methods*; D008297:Male; D012189:Retrospective Studies; D016896:Treatment Outcome; D013521:Urologic Surgical Procedures, Male / Q000379:methods*